7520513047 has 2 divisors, whose sum is σ = 7520513048. Its totient is φ = 7520513046.

The previous prime is 7520513029. The next prime is 7520513089. The reversal of 7520513047 is 7403150257.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7520513047 - 2⁷ = 7520512919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7520513017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3760256523 + 3760256524.

It is an arithmetic number, because the mean of its divisors is an integer number (3760256524).

Almost surely, 2^7520513047 is an apocalyptic number.

7520513047 is a deficient number, since it is larger than the sum of its proper divisors (1).

7520513047 is an equidigital number, since it uses as much as digits as its factorization.

7520513047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29400, while the sum is 34.

The square root of 7520513047 is about 86720.8916409420. The cubic root of 7520513047 is about 1959.2167708252.

The spelling of 7520513047 in words is "seven billion, five hundred twenty million, five hundred thirteen thousand, forty-seven".